2533664 has 24 divisors (see below), whose sum is σ = 5701248. Its totient is φ = 1085760.

The previous prime is 2533651. The next prime is 2533667. The reversal of 2533664 is 4663352.

It is not an unprimeable number, because it can be changed into a prime (2533667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432 + ... + 5879.

It is an arithmetic number, because the mean of its divisors is an integer number (237552).

2^2533664 is an apocalyptic number.

It is an amenable number.

2533664 is an abundant number, since it is smaller than the sum of its proper divisors (3167584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2533664 is a wasteful number, since it uses less digits than its factorization.

2533664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328 (or 11320 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 2533664 is about 1591.7487238883. The cubic root of 2533664 is about 136.3273544417.

The spelling of 2533664 in words is "two million, five hundred thirty-three thousand, six hundred sixty-four".